50871220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 111484800

約数和(自身を除く): 60613580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 139, 145, 278, 290, 556, 580, 631, 695, 1262, 1390, 2524, 2780, 3155, 4031, 6310, 8062, 12620, 16124, 18299, 20155, 36598, 40310, 73196, 80620, 87709, 91495, 175418, 182990, 350836, 365980, 438545, 877090, 1754180, 2543561, 5087122, 10174244, 12717805, 25435610, 50871220]

約数ペア:

[(1, 50871220), (2, 25435610), (4, 12717805), (5, 10174244), (10, 5087122), (20, 2543561), (29, 1754180), (58, 877090), (116, 438545), (139, 365980), (145, 350836), (278, 182990), (290, 175418), (556, 91495), (580, 87709), (631, 80620), (695, 73196), (1262, 40310), (1390, 36598), (2524, 20155), (2780, 18299), (3155, 16124), (4031, 12620), (6310, 8062)]